Home / 14,694,655.65-20,278,866.75-8,079,523.76

Finding the Fourth Proportional to 14,694,655.65, 20,278,866.75 and 8,079,523.76

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Solution

The fourth proportional to 14,694,655.65, 20,278,866.75 and 8,079,523.76 is: 11,149,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,694,655.65 : 20,278,866.75 = 8,079,523.76 : x
  2. Step 2: Convert to fraction form
    14,694,655.65/20,278,866.75 = 8,079,523.76/x
  3. Step 3: Cross multiply
    14,694,655.65x = 20,278,866.75 × 8,079,523.76
  4. Step 4: Simplify right side
    14,694,655.65x = 163,843,585,707,004.31
  5. Step 5: Solve for x
    x = 163,843,585,707,004.31/14,694,655.65
  6. Step 6: Final answer
    x = 11,149,875.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.